Malfunctions Of The Co Rf Sensor; Malfunctions Of The Co 0-10V Sensor; Unsafe Situations - Zehnder CO2 Sensor Manuel D'utilisation

5.3 Malfunctions of the CO
Fault
After pressing the confirmation
button, the CO LED displays
2
the CO level. The 3 LEDs blink
2
alternately green and red.
The CO LED flashes red 3x and
2
the selected ventilation setting
flashes 3x. The original pairing
is then displayed continuously.
The CO LED flashes red
2
continuously.
In case of recurring malfunctions, please contact your local Zehnder representative.
5.4 Malfunctions of the CO
There are no known malfunctions of the CO
contact your local Zehnder representative.

5.5 Unsafe situations

Situation
The CO Sensor got
2
wet.
RF Sensor
2
Problem
■ The CO Sensor is not yet
2
paired with a ventilation unit.
■ The installation has not been
completed correctly.
The pairing works, but there's
no communication.
The CO level is too high. The
2
pairing works, but there's no
communication.
0-10V Sensor
2
Safety
Do not touch the CO
2
Sensor.
0-10V Sensor. If this does not work, please
2
Action
1. Switch off the
electricity.
2. Dry the sensor on
the outside and wait
until it is also dry
on the inside before
switching on the
electricity again.
Solution
Pair the CO Sensor to the
2
ventilation unit. Refer to the
device installation manual.
1. Remove objects that
may block wireless
communication.
2. Try changing the pairing
mode.
1. Remove objects that
may block wireless
communication.
2. Ensure sufficient air quality by
opening windows and doors.
Support
In the event of damage
to the CO Sensor,
2
please contact
your local Zehnder
representative.
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